Physical and chemical reaction sensing in a mixed aqueous solution via metal-organic framework thin-film coated optical fiber

Marziyeh Nazari, Abbas Amini, Matthew R. Hill, Chun Cheng, Bijan Samali

Research output: Contribution to journalArticlepeer-review

4 Citations (Scopus)

Abstract

A metal-organic framework thin-film (UiO-66) optical fiber platform is built up as a data processing sensory system to detect water contaminations. A simple scale-up approach is utilized to design a water-stable UiO-66 sensor at the tip (end face) of a conventional single mode optical fiber (SMF-28) for detecting rhodamine-B and methyl viologen in a mixed aqueous solution. The optical detection method was based on Fabry-Perot Interferometry, and the interference signal was analyzed by the fast Fourier transform (FFT) technique. Combining two contaminants in water produces a complex physical and chemical phenomena, and the FFT clearly showed it as a particular frequency related to a specific analyte type.
Original languageEnglish
Pages (from-to)72-77
Number of pages6
JournalMicrowave and Optical Technology Letters
Volume62
Issue number1
DOIs
Publication statusPublished - 2020

Keywords

  • measurement
  • metals
  • optical fibers
  • water quality

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